LATIN DICTIONARYLexicon Latīnum
conjunction

ast

ast
Classical[ˈast]Ecclesiastical[ˈast]

Meaning

  1. but if, and if (in double stipulations)
  2. literaryoftenbut, however, whereas
  3. literaryoftenwhile, and
  4. literaryand then, forthwith, whereupon (followed immediately by a subject switch, normally a personal pronoun)

ast,
I. conj., v. at init.

Origins

Probably a univerbation of at + est with subsequent contraction.

Quick answers

What does ast mean in Latin?
ast, a conjunction, means “but if, and if (in double stipulations); but, however, whereas; and then, forthwith, whereupon (followed immediately by a subject switch, normally a personal pronoun)”.
How do you pronounce ast?
In classical Latin, [ˈast]; in ecclesiastical (church) Latin, [ˈast].